Technology Transfer Network / NAAQS
Ozone Implementation
Ozone Nonattainment Areas Which Were Revoked Without Maintenance Plans

These ozone areas have been reinstated to nonattainment or to attainment with maintenance plans.
For the current nonattainment/attainment status of these areas see the Green Book
- Area Listings
- Area Designation Data
- Nonattainment Areas Which Were Revoked Without Maintenance Plans Summary Report